The document summarizes a case study on the merger between Vivendi and Seagram. It provides details on:
1) Vivendi originally started as a water company that was transformed into a multimedia conglomerate by Jean-Marie Messier.
2) Seagram was a global beverage and entertainment company based in Montreal.
3) Jean-Marie Messier's aggressive acquisition strategy based on debt led to integration challenges and ultimately the failure of the merger due to huge debt levels and doubts around Vivendi's accounting.